/Engine/Source/Runtime/Engine/Classes/Particles/ParticleSystemComponent.h
Retrieve the Material parameter value for the given name.
true Parameter was found - OutMaterial is valid false Parameter was not found - OutMaterial is invalid
virtual bool GetMaterialParameter ( const [FName](API\Runtime\Core\UObject\FName) InName, class [UMaterialInterface](API\Runtime\Engine\Materials\UMaterialInterface) *& OutMaterial )